Patent US3032855A successfully refreshed from Google Patents.
US3032855A
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US
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Process of improving properties of kapok fiber and like fibers and textile materials made thereof
Assignee: Naka Nippon Kangyo KK
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Filing: 1959-07-27
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Granted: 1962-05-08
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Expires: 1979-07-27
Abstract
No abstract record available.
Inventors
- 👤 Sakayanagi Somei
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:05
CPC Classifications
D; D01; D01C; D01C1/00; D01C1/02; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2935
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
THE PROCESS OF IMPROVING THE SPINNABILITY OF FIBERS SELECTED FROM THE GROUP CONSISTING OF KAPOK FIBERS, BON, BAR FIBERS AND ASCREPIAS FIBERS, COMPRISING THE STEPS OF DEPOSITING ON SAID FIBER A SYNTHETIC RESIN EMULSION SAID RESIN BEING SELECTED FROM THE GROUP CONSISTING OF SILICON RESIN, ACRYL RESIN, MELAMINU RESIN, FORMALINE RESIN, UREA RESIN, VINYL RESIN AND MIXTURES THEREOF; DRYING SAID FIBER WHICH HAS THEREON SAID DEPOSITED RESIN EMULSION; AND, SUBJECTING THE DRIED FIBER TO A CURING HEAT TREATMENT, WHEREBY THE DRIED FIBER TO A CURING HEAT TREATMENT, NONCONTINOUSLY IN A FIRM LAYER ONTO THE FIBER SURFACE CONVERTING IT TO A ROUGH SURFACE ASSUMING IRREGULAR WAVE FORM.
Claim 2
Dependent Claim
106 words
THE PROCESS OF IMPROVING THE SPINNABILITY OF FIBERS SELECTED FROM THE GROUP CONSISTING OF KAPOK FIBERS, BON, BAR FIBERS AND ASCREPIAS FIBERS, COMPRISING THE STEPS OF DEPOSITING ON SAID FIBER A SYNTHETIC RESIN EMULSION SAID RESIN BEING SELECTED FROM THE GROUP CONSISTING OF SILICON RESIN, ACRYL RESIN, MELAMINU RESIN, FORMALINE RESIN, UREA RESIN, VINYL RESIN AND MIXTURES THEREOF; DRYING SAID FIBER WHICH HAS THEREON SAID DEPOSITED RESIN EMULSION; AND, SUBJECTING THE DRIED FIBER TO A CURING HEAT TREATMENT, WHEREBY THE DRIED FIBER TO A CURING HEAT TREATMENT, NONCONTINOUSLY IN A FIRM LAYER ONTO THE FIBER SURFACE CONVERTING IT TO A ROUGH SURFACE ASSUMING IRREGULAR WAVE FORM.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |